Troubleshooting - Fujitsu UTY-TFNXZ1 Setting Manual

8. TROUBLESHOOTING

Check the following items before requesting repairs to this product.
Parts/Elements
Mobile app
(Download and
account regis-
tration)
Wireless LAN
setup and initial
settings
Situation
I don't know how to
download the mobile
app.
I am not able to use the
mobile app
I have not received the
e-mail when registering
my account
The method of register-
ing additional users is
unclear
The method of reg-
istering additional air
conditioners is unclear
Wireless LAN setup is
not possible
Wireless LAN setup
is not possible (The
connection settings of
the WLAN adapter and
router are not complete)
Solutions
Refer to "4.1. Application software installa-
tion".
Check that the version of the OS on your
mobile device is supported.
Refer to "Items to Check".
Set the domain permissions so that it is not
rejected as spam.
You can only register 1 Email address and
password per WLAN adapter. Use the same
Email address and password for other users
to operate through the same WLAN adapter.
To register additional air conditioners, repeat
the setup of the chosen mode in "4.3. Air con-
ditioner registration" for each air conditioner.
Check that your wireless router supports
"WPS function". (Button mode)
Check if there was any previous owner using
this wireless LAN control. If there was a
previous owner, please contact authorized
service personnel.
Check that your wireless router supports
"IEEE802.11b/g/n". (Check with the operating
manual of the wireless router.)
Check that the WLAN adapter of the indoor
unit is on. (Check that the LED of your WLAN
adapter is lit or flashing.)
* If the LED is set to turn off in the mobile
app, it will not light up or flash.
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